Home / 2,195.02-3,288.19-1,153.47

Finding the Fourth Proportional to 2,195.02, 3,288.19 and 1,153.47

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Solution

The fourth proportional to 2,195.02, 3,288.19 and 1,153.47 is: 1,727.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195.02 : 3,288.19 = 1,153.47 : x
  2. Step 2: Convert to fraction form
    2,195.02/3,288.19 = 1,153.47/x
  3. Step 3: Cross multiply
    2,195.02x = 3,288.19 × 1,153.47
  4. Step 4: Simplify right side
    2,195.02x = 3,792,809.19
  5. Step 5: Solve for x
    x = 3,792,809.19/2,195.02
  6. Step 6: Final answer
    x = 1,727.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.